Live coverage: H-2A rocket delivers on 30th flight

Japan has lost contact with the newly-launched Hitomi space telescope, and ground observations indicate the satellite has shed debris and may be tumbling in orbit more than 350 miles above Earth.

A three-man space station crew returned to Earth inside a Russian Soyuz capsule, making a parachute-assisted landing on the remote plains of Kazakhstan after 165 days in orbit.

A United Launch Alliance Atlas 5 rocket lifted off from Vandenberg Air Force Base in California at 9:49:51 a.m. local time (12:49:51 p.m. EST; 1749:51 today to deploy a covert U.S. national security payload. Follow the ascent in our live journal.